|
1.
7 – 5 =
1
4
3
2
|
2.
7 + 0 =
7
2
1
3
|
3.
7 + 2 =
9
3
2
1
|
4.
8 – 7 =
4
2
3
1
|
|
5.
2 – 2 =
2
3
0
4
|
6.
1 – 0 =
2
1
4
3
|
7.
7 – 1 =
3
2
1
6
|
8.
4 – 2 =
2
1
4
3
|
|
9.
1 + 6 =
1
2
3
7
|
10.
7 – 4 =
3
2
4
1
|
11.
4 + 0 =
4
3
2
1
|
12.
7 + 0 =
7
1
3
2
|
|
13.
2 + 2 =
2
4
3
1
|
14.
9 + 0 =
2
9
1
3
|
15.
9 – 4 =
1
5
2
3
|
16.
10 – 6 =
1
4
3
2
|
|
17.
10 + 0 =
10
1
3
2
|
18.
8 + 0 =
2
1
3
8
|
19.
1 + 9 =
10
1
2
3
|
20.
4 – 4 =
4
2
0
3
|
|
1.
7 – 5 =
1
4
3
2
|
2.
7 + 0 =
7
2
1
3
|
3.
7 + 2 =
9
3
2
1
|
4.
8 – 7 =
4
2
3
1
|
|
5.
2 – 2 =
2
3
0
4
|
6.
1 – 0 =
2
1
4
3
|
7.
7 – 1 =
3
2
1
6
|
8.
4 – 2 =
2
1
4
3
|
|
9.
1 + 6 =
1
2
3
7
|
10.
7 – 4 =
3
2
4
1
|
11.
4 + 0 =
4
3
2
1
|
12.
7 + 0 =
7
1
3
2
|
|
13.
2 + 2 =
2
4
3
1
|
14.
9 + 0 =
2
9
1
3
|
15.
9 – 4 =
1
5
2
3
|
16.
10 – 6 =
1
4
3
2
|
|
17.
10 + 0 =
10
1
3
2
|
18.
8 + 0 =
2
1
3
8
|
19.
1 + 9 =
10
1
2
3
|
20.
4 – 4 =
4
2
0
3
|